Liquid-state theory of charged colloids

被引:83
作者
Levin, Y [1 ]
Barbosa, MC [1 ]
Tamashiro, MN [1 ]
机构
[1] Univ Fed Rio Grande Sul, Inst Fis, BR-91501970 Porto Alegre, RS, Brazil
来源
EUROPHYSICS LETTERS | 1998年 / 41卷 / 02期
关键词
D O I
10.1209/epl/i1998-00119-4
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A simple theory of the fluid state of a charged colloidal suspension is proposed. The full free energy of a polyelectrolyte solution is calculated. It is found that the counterions condense onto the polyions forming clusters composed of one polyion and n counterions. The distribution of cluster sizes is determined explicitly. In agreement with the current experimental and Monte Carlo results, no liquid-gas phase separation was encountered.
引用
收藏
页码:123 / 127
页数:5
相关论文
共 46 条
[1]   GIANT CLUSTER EXPANSION THEORY AND ITS APPLICATION TO HIGH TEMPERATURE PLASMA [J].
ABE, R .
PROGRESS OF THEORETICAL PHYSICS, 1959, 22 (02) :213-226
[2]   CHARGE RENORMALIZATION, OSMOTIC-PRESSURE, AND BULK MODULUS OF COLLOIDAL CRYSTALS - THEORY [J].
ALEXANDER, S ;
CHAIKIN, PM ;
GRANT, P ;
MORALES, GJ ;
PINCUS, P ;
HONE, D .
JOURNAL OF CHEMICAL PHYSICS, 1984, 80 (11) :5776-5781
[3]   Phase transitions of a neutral polyampholyte [J].
Barbosa, MC ;
Levin, Y .
PHYSICA A, 1996, 231 (04) :467-483
[4]   STATISTICAL-MECHANICS OF SIMPLE COULOMB-SYSTEMS [J].
BAUS, M ;
HANSEN, JP .
PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS, 1980, 59 (01) :1-94
[5]   INABILITY OF THE HYPERNETTED-CHAIN INTEGRAL-EQUATION TO EXHIBIT A SPINODAL LINE [J].
BELLONI, L .
JOURNAL OF CHEMICAL PHYSICS, 1993, 98 (10) :8080-8095
[6]   A HYPERNETTED CHAIN STUDY OF HIGHLY ASYMMETRICAL POLY-ELECTROLYTES [J].
BELLONI, L .
CHEMICAL PHYSICS, 1985, 99 (01) :43-54
[7]   SPINODAL CURVE IN HIGHLY ASYMMETRICAL POLYELECTROLYTES [J].
BELLONI, L .
PHYSICAL REVIEW LETTERS, 1986, 57 (16) :2026-2028
[8]   THE VISCOELASTIC PROPERTIES OF ORDERED LATTICES - EXPERIMENTS [J].
BENZING, DW ;
RUSSEL, WB .
JOURNAL OF COLLOID AND INTERFACE SCIENCE, 1981, 83 (01) :178-190
[9]  
Bhuiyan LB, 1996, MOL PHYS, V87, P625, DOI 10.1080/00268979650027360
[10]  
Bjerrum N., 1926, KGL DANSKE VIDENSKAB, V7, P1